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Air curtain a.k.a. Air door: An air door or air curtain is a device used to prevent air or contaminants from moving from one open space to another. The most common use is a downward-facing blower fan mounted over an entrance to a building, or an opening between two spaces conditioned at different temperatures.

Printed dictionaries and other books with definitions for Air curtain

produces an air curtain to separate a loading dock from a cold storage
room. The air curtain is a jet of air 10 ft wide, 0.5-ft thick moving with speed . The
loss associated with this flow is loss , where . How much power must the fan
supply ...

A plastic air curtain is a necessity, and if using insulated floors, a ramp could be
required by local or federal codes. Ice Machine The ice machine can be the most
problematic piece ofequipment in the restaurant. Many are ofthe opinion that ice
...

Air curtainThe air curtain differs from a solid door as it provides no
physical barrier between customer and product, but is similar to a door in that it
does provide a thermal barrier. The air curtain is a jet of chilled air of about 1ms-1
that ...

An air curtain is a long, narrow air shower that can be
designed using the same principle as the push side of the push pull ventilation
system described in Section IX to protect the air in some oblong work zones.24,
25 XI ...

An air curtain is a portable or stationary combustion device that directs a plane of
forced air so as to create a curtain of air around the pit where the plastic is
burning. Air curtains are used in some states as a means of improving the
combustion ...

An air curtain is a flow of air that keeps the air in two areas separate instead of
using a door. One manufacturer recommends a flow of 550 ft/min air flow to
create the curtain. The opening at the top of a case is % inch wide by 239 6 ft
long.

Air curtains An air curtain is a jet of air blown across a doorway or an
entrance to prevent or reduce the ingress of air from outside the building or
between two zones of a building. The reduction in air exchange across an
unprotected ...

An air curtain is a planar jet of air with large aspect ratio that has
higher momentum than its surrounding air and is mainly responsible for
separating two adjacent zones that have different characteristics ...

The duct provides two functions: provides cold air through the holes in the rear
panel and provides an air curtain at the Figure 6 Multideck display cabinet for
wrapped products. front of the cabinet. The holes in the rear panel direct chilled
air ...

air curtain 12 cellular structure and durability make them a recognized alternative
in most belowground situations. Aircrete originated from Scandinavia in the
1950s as an alternative to building with timber. Aircrete is also known
commercially ...

air curtain aggrade To build up the level or slope of a river bed or valley by the
deposit of sediment. AGI Acute gastrointestinal illnesses. Agidisc® Disc filter with
integrated agitation system by Baker Process. Agisac Sock-type screening sack ...

air curtain. A method of containing oil spills. Air bubbling
through a perforated pipe causes an upward water flow that slows the spread of
oil. It can also be used to stop fish from entering polluted water. air exchange rate
.

Air curtain or air door A device, typically located over the entrance doors of retail
or commercial buildings, which blows warm air in order to minimise the loss of
heated or conditioned air. Also used to separate zones within one room.